微信小程序Cannot read property ‘appName‘ of undefined ，百度了解决方案，如下

一、替换jsencrypt.js源码，参考如下

https://gitcode.net/mirrors/zhangs3721/wx_jsencrypt/-/blob/master/utils/jsencrypt.min.js

二、修改venor.js,参考下面这篇帖子

https://blog.youkuaiyun.com/qq_32442967/article/details/101759723?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522167781002016800222886206%2522%252C%2522scm%2522%253A%252220140713.130102334…%2522%257D&request_id=167781002016800222886206&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2_allsobaiduend~default-1-101759723-null-null.142%5Ev73%5Einsert_down1,201%5Ev4%5Eadd_ask,239%5Ev2%5Einsert_chatgpt&utm_term=Cannot%20read%20property%20appName%20of%20undefined&spm=1018.2226.3001.4187